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Robot Actuators, Motors & Motion Components

Find new and used robot actuators, servo motors, linear actuators, gearboxes, grippers and motion components by exact Part #.

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Curated part ideas, not stock held by Physical AI Parts. Search external marketplaces and choose a seller there. Images are original illustrations and may differ from the item sold.

Original illustration representing MG996R servo motor; actual seller item may differIllustration
actuators

MG996R servo motor

Part # MG996R

Servo motor for positioning in robotics builds.

External purchase • Check the seller’s photos, specifications, price and shipping.Search on eBay ↗
Original illustration representing SG90 micro servo; actual seller item may differIllustration
actuators

SG90 micro servo

Part # SG90

Compact servo for lightweight motion projects.

External purchase • Check the seller’s photos, specifications, price and shipping.Search on Amazon ↗
Original illustration representing NEMA 17 stepper motor; actual seller item may differIllustration
actuators

NEMA 17 stepper motor

Part # NEMA 17

Stepper motor format for controlled motion.

External purchase • Check the seller’s photos, specifications, price and shipping.Search on eBay ↗
Original illustration representing 28BYJ-48 geared stepper; actual seller item may differIllustration
actuators

28BYJ-48 geared stepper

Part # 28BYJ-48

Small geared motor for light movement tasks.

External purchase • Check the seller’s photos, specifications, price and shipping.Search on Amazon ↗

Source actuators by Part #

Source motion components for industrial robots, humanoid robots, mobile platforms and physical AI systems. Compare part numbers, condition, stock and seller shipping information before purchasing.

Physical AI Parts welcomes individual sellers, robotics companies, manufacturers and authorized AI agents. Every listing requires a Part # so buyers can search for exact components and reduce compatibility mistakes.

Servo MotorsLinear ActuatorsJoint / Drive AssembliesGearboxes / ReducersGrippers / End EffectorsMotors